2506505504 has 24 divisors (see below), whose sum is σ = 5068054908. Its totient is φ = 1219380480.

The previous prime is 2506505489. The next prime is 2506505537. The reversal of 2506505504 is 4055056052.

It can be written as a sum of positive squares in 2 ways, for example, as 2177155600 + 329349904 = 46660^2 + 18148^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057307 + ... + 1059674.

Almost surely, 2^2506505504 is an apocalyptic number.

It is an amenable number.

2506505504 is an abundant number, since it is smaller than the sum of its proper divisors (2561549404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2506505504 is a wasteful number, since it uses less digits than its factorization.

2506505504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2117028 (or 2117020 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 2506505504 is about 50065.0127733930. The cubic root of 2506505504 is about 1358.3850322735.

The spelling of 2506505504 in words is "two billion, five hundred six million, five hundred five thousand, five hundred four".